Thanks for confirming that @yamaryokw
If you can, can you provide an example of an invalid signature or are you able to confirm is correctly constructed:
In this guide, we’ll cover common issues you may run into when generating a signature for the Zoom Meeting SDK.
The Zoom Meeting SDK uses a JSON Web Token (JWT) signature to authorize the SDK and validate your client’s requests to start or join a meeting.
Documentation on this is available here: Meeting SDK Authorization .
We also have a sample signature application which can be used as a good starting point: Sample Meeting SDK Signature App - Node JS
If the signature provided is invalid, the…